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Inverse permutation to A354125.
2

%I #8 May 22 2022 04:38:56

%S 0,1,2,3,4,5,7,9,6,8,10,11,12,15,18,19,13,14,17,21,20,23,25,26,16,27,

%T 30,33,36,37,38,39,22,24,28,29,31,35,41,42,43,45,44,46,48,50,51,53,32,

%U 55,58,59,61,63,65,69,71,73,74,75,76,77,78,82,34,47,52,54

%N Inverse permutation to A354125.

%H Rémy Sigrist, <a href="/A354126/b354126.txt">Table of n, a(n) for n = 0..10000</a>

%H Rémy Sigrist, <a href="/A354126/a354126.gp.txt">PARI program</a>

%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>

%e A354125(42) = 39, so a(39) = 42.

%o (PARI) See Links section.

%Y Cf. A354125.

%K nonn,base

%O 0,3

%A _Rémy Sigrist_, May 19 2022